基础信息
化学式
Mg(NbS2)4
MP-ID
mp-3281088
元素数
3
位点数
26
密度
4.2755
g/cm³
体积
506.81
ų
晶胞参数 a
6.7471
Å
晶胞参数 b
6.7471
Å
晶胞参数 c
12.8550
Å
α 角
90.00
°
β 角
90.00
°
γ 角
120.00
°
空间群
P6_3/mmc
点群
6/mmm
晶体系统
Hexagonal
Bravais 格子
hP
稳定性
Yes
堆积分数
0.7405
X 射线衍射
衍射图谱
横轴为 2θ (°),纵轴为相对强度,Cu Kα , λ=1.5418 Å
衍射峰(Top 24)
| 2θ | d (Å) | I | hkl |
|---|---|---|---|
| 13.78 | 6.4275 | 100.0 | (0,0,0,2) |
| 15.16 | 5.8432 | 1.1 | (1,0,-1,0) |
| 27.76 | 3.2138 | 2.6 | (0,0,0,4) |
| 30.60 | 2.9216 | 15.7 | (2,0,-2,0) |
| 30.60 | 2.9216 | 7.9 | (0,2,-2,0) |
| 31.40 | 2.8489 | 11.1 | (2,0,-2,1) |
| 31.40 | 2.8489 | 5.6 | (0,2,-2,1) |
| 33.70 | 2.6597 | 39.7 | (2,0,-2,2) |
| 33.70 | 2.6597 | 19.8 | (0,2,-2,2) |
| 37.25 | 2.4139 | 5.4 | (2,0,-2,3) |
| 37.25 | 2.4139 | 2.7 | (0,2,-2,3) |
| 41.78 | 2.1618 | 75.8 | (2,0,-2,4) |
| 42.18 | 2.1425 | 4.5 | (0,0,0,6) |
| 47.08 | 1.9301 | 5.4 | (2,0,-2,5) |
| 53.00 | 1.7277 | 12.1 | (2,0,-2,6) |
| 53.00 | 1.7277 | 6.0 | (0,2,-2,6) |
| 54.39 | 1.6868 | 8.5 | (4,-2,-2,0) |
| 54.39 | 1.6868 | 17.0 | (2,2,-4,0) |
| 56.39 | 1.6315 | 4.8 | (4,-2,-2,2) |
| 56.39 | 1.6315 | 9.5 | (2,2,-4,2) |
| 57.34 | 1.6069 | 7.2 | (0,0,0,8) |
| 59.45 | 1.5548 | 1.4 | (2,0,-2,7) |
| 62.15 | 1.4936 | 1.3 | (2,2,-4,4) |
| 63.71 | 1.4608 | 1.9 | (4,0,-4,0) |
能量属性
形成能/原子
-1.32383
eV/atom
能量/原子
-14.19906
eV/atom
凸包距离
0.0000
eV/atom
未修正能量
-14.1991
eV/atom
体积/原子
19.49
ų
c/a 比
1.9053
电子属性
金属性
金属
带隙
0
eV
直接带隙
No
CBM
N/A
eV
磁性属性
磁性
No
总磁矩
0.0001
μB
磁有序
NM
磁性位点数
0
磁化强度/体积
0.000000
μB/ų
弹性属性
弹性数据暂不开放
特征分析
元素组成(原子分数)
组成信息
主元 / 基质元素
S · 0.615
元素家族
N/A
溶质分数
0.385
间隙分数
0.000
ROM 混合特征雷达
评级与分类
评级 Tier
A
评分
0.610
家族
S-rich Multi-Component
基质元素
S · 0.615
关联任务
关联的计算任务 ID(1 个)
引用参考
Materials Project 官方页面
https://materialsproject.org/materials/mp-3281088
参考引用
The crystal structure and related material properties of Mg(NbS2)4 were obtained from the Materials Project database (MP-ID: mp-3281088, database version v2026.04.13).
文献引用
Horton, M.K., Huck, P., Yang, R.X. et al. Accelerated data-driven materials science with the Materials Project. Nat. Mater. 24, 1522–1532 (2025). https://doi.org/10.1038/s41563-025-02272-0
晶体结构 3D 渲染
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样式: Ball & Stick
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原始 CIF 数据
# generated using pymatgen
data_Mg(NbS2)4
_symmetry_space_group_name_H-M 'P 1'
_cell_length_a 6.74713169
_cell_length_b 6.74713046
_cell_length_c 12.85504122
_cell_angle_alpha 90.00000000
_cell_angle_beta 90.00000000
_cell_angle_gamma 120.00000601
_symmetry_Int_Tables_number 1
_chemical_formula_structural Mg(NbS2)4
_chemical_formula_sum 'Mg2 Nb8 S16'
_cell_volume 506.80672948
_cell_formula_units_Z 2
loop_
_symmetry_equiv_pos_site_id
_symmetry_equiv_pos_as_xyz
1 'x, y, z'
loop_
_atom_site_type_symbol
_atom_site_label
_atom_site_symmetry_multiplicity
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
Mg Mg0 1 0.00000000 0.00000000 0.50000000 1.0
Mg Mg1 1 0.00000000 0.00000000 0.00000000 1.0
Nb Nb2 1 0.50546330 0.49453670 0.75000000 1.0
Nb Nb3 1 0.01092660 0.50546330 0.25000000 1.0
Nb Nb4 1 0.49453670 0.98907340 0.25000000 1.0
Nb Nb5 1 0.50546330 0.01092660 0.75000000 1.0
Nb Nb6 1 0.98907340 0.49453670 0.75000000 1.0
Nb Nb7 1 0.49453670 0.50546330 0.25000000 1.0
Nb Nb8 1 0.00000000 0.00000000 0.75000000 1.0
Nb Nb9 1 0.00000000 0.00000000 0.25000000 1.0
S S10 1 0.83221922 0.16778078 0.37084998 1.0
S S11 1 0.83221922 0.66443843 0.37084998 1.0
S S12 1 0.33556157 0.16778078 0.37084998 1.0
S S13 1 0.66443843 0.83221922 0.87084998 1.0
S S14 1 0.16778078 0.33556157 0.62915002 1.0
S S15 1 0.16778078 0.83221922 0.87084998 1.0
S S16 1 0.16778078 0.33556157 0.87084998 1.0
S S17 1 0.83221922 0.16778078 0.12915002 1.0
S S18 1 0.33556157 0.16778078 0.12915002 1.0
S S19 1 0.66443843 0.83221922 0.62915002 1.0
S S20 1 0.33333300 0.66666700 0.12703619 1.0
S S21 1 0.66666700 0.33333300 0.62703619 1.0
S S22 1 0.66666700 0.33333300 0.87296381 1.0
S S23 1 0.33333300 0.66666700 0.37296381 1.0
S S24 1 0.83221922 0.66443843 0.12915002 1.0
S S25 1 0.16778078 0.83221922 0.62915002 1.0
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